package com.situ.student.controller;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;

public class EncodingFilter implements Filter {
	//使用过滤器修改post乱码问题
	public EncodingFilter() {

	}

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		HttpServletRequest httpServletRequest = (HttpServletRequest) request;
		String method = httpServletRequest.getMethod();
		if ("post".equalsIgnoreCase(method)) {
			request.setCharacterEncoding("UTF-8");
		}
		chain.doFilter(request, response);
	}

	@Override
	public void destroy() {
	}
}
